.logoatt{
    width: 180px;
}

@media (max-width: 768px){
    .logo-desktop{
        display: none;
    }
    .logo-mobile{
        width: 190px;
    }
}

@media (min-width: 768px){
    .logo-mobile{
        display: none;
    }
}

.zindex{
    z-index: 999;    
}